Hawkins electrical guide ... : questions, answers & illustrations : a progressive course of study for engineers, electricians, students and those desiring to acquire a working knowledge of electricity and its applications ; a practical treatise (1914)
Hawkins, N. (Nehemiah), 1833-1928 · New York : T. Audel & Co. · leaf 156
ischarge into chambers connected to the oil wells or allow the oilto overflow on the track. The bearings are made self-oiling or self-greasing by means ofrings or wicks and will run for weeks without attention. 368 HAWKINS ELECTRICITY Classes of Motor.—Motors are classified in the same manneras… … OFF POSITION o RHEOSTAT Fig. 416.—Series motor connections. A series motor on a constant voltage circuit does nothave a constant field strength, and does not run at uniform speed. ^ If the load be takenoff it will run at excessive speed. To start the motor, the circuit is completed througha…
Electrical engineering
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